Syzygy endgame tablebases

Black is losing with DTZ 58

KQQBvKQ.pgn lichess.org

Histogram: KQQB winning vs. KQ (log scale)

Longest KQQBvKQ phases

KQQBvKQ statistics (unique positions)

White wins:
5,419,184,131 (85.0%)
Draws:
935,025,440 (14.7%)
Black wins:
18,447,413 (0.3%)
KQQBvKQ.json (?)